CallRecordingConfig.CallRecordingTrigger

The trigger to start call recording.

Enums  
CALL_RECORDING_TRIGGER_UNSPECIFIED Unspecified recording trigger.
DISABLED Recording is disabled.
ANSWER Recording will begin when the call is answered.
BRIDGE Recording will begin when the call is bridged. This won't include any messages or menus played before the call was bridged. This is useful if you want to record only conversations.